Add new errors

Added NoCharacterProvidedError and NoSummonProvidedError

app/errors/api/v1/no_character_provided_error.rb

@@ -0,0 +1,26 @@
+# frozen_string_literal: true
+
+module Api
+  module V1
+    class NoCharacterProvidedError < GranblueError
+      def http_status
+        422
+      end
+
+      def code
+        'no_character_provided'
+      end
+
+      def message
+        'A valid character must be provided'
+      end
+
+      def to_hash
+        {
+          message: message,
+          code: code
+        }
+      end
+    end
+  end
+end

app/errors/api/v1/no_summon_provided_error.rb

@@ -0,0 +1,26 @@
+# frozen_string_literal: true
+
+module Api
+  module V1
+    class NoSummonProvidedError < GranblueError
+      def http_status
+        422
+      end
+
+      def code
+        'no_summon_provided'
+      end
+
+      def message
+        'A valid summon must be provided'
+      end
+
+      def to_hash
+        {
+          message: message,
+          code: code
+        }
+      end
+    end
+  end
+end